19442349

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5107}}^1$

素因数の和:5166

約数の個数: 20

約数和(自身を含む): 29667264

約数和(自身を除く): 10224915

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5107, 15321, 45963, 137889, 240029, 413667, 720087, 2160261, 6480783, 19442349]

約数ペア:

[(1, 19442349), (3, 6480783), (9, 2160261), (27, 720087), (47, 413667), (81, 240029), (141, 137889), (423, 45963), (1269, 15321), (3807, 5107)]